2 papers
hep-th2024
Currents in Celestial CFT
Adam Ball
In this review we discuss currents in celestial CFT and the consistency of their naive symmetry algebras. In particular we study in detail the Jacobi identity and the double residu…
hep-th2023
Multicollinear Singularities in Celestial CFT
Adam Ball, Yangrui Hu, Sabrina Pasterski
The purpose of this paper is to study the holomorphic multicollinear limit of (celestial) amplitudes and use it to further investigate the double residue condition for (hard celest…